package service;

import entity.Order_Cart;

import java.util.List;

public interface OrderCartService {
	//根据userId查询购物车的所有信息
	List<Order_Cart> queryAllOrder_CartListByUserId(Integer user_Id);
	//根据id 删除购物车信息
	int deleteOrderCartByUidAndPidAndMid(Integer product_id,Integer model_id,Integer user_id);
	int updateOrderCartByCurrentNeed(Integer product_id,Integer model_id,Integer user_id,Integer need);
}
